Transparent variable voltage tester



FIG. 1 is a perspective view of an transparent variable voltage tester showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

The broken line showing of an alligator clamp and an electrical wire being tested is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a transparent variable voltage tester, as shown and described. 